package t20211205;

/**
 * @Author: DengJia
 * @Date: 2021/12/5 13:15
 * @Description:
 */

public class TestBed {
    public void f() {
        System.out.println("f()");
    }

    public static class Tester {
        public static void main(String[] args) {
            TestBed tb = new TestBed();
            tb.f();
        }
    }
}
